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sync::{
Arc,
Mutex
},
};
use anyhow::{
bail,
Result,
};
use async_std::task;
use chrono::DateTime;
use frankenstein::{
client_reqwest::Bot,
methods::{
GetUpdatesParams,
SendMessageParams
},
types::{
AllowedUpdate,
MessageEntityType,
User,
},
updates::UpdateContent,
AsyncTelegramApi,
ParseMode,
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sync::{
Arc,
Mutex
},
};
use anyhow::{
anyhow,
bail,
Result,
};
use async_std::task;
use chrono::DateTime;
use frankenstein::{
AsyncTelegramApi,
Error as FrankError,
ParseMode,
client_reqwest::Bot,
methods::{
GetUpdatesParams,
SendMessageParams
},
types::{
AllowedUpdate,
MessageEntityType,
User,
},
updates::UpdateContent,
};
use thiserror::Error;
#[derive(Error, Debug)]
pub enum RssError {
// #[error(transparent)]
// Tg(#[from] TgError),
#[error(transparent)]
Int(#[from] TryFromIntError),
}
#[derive(Clone)]
pub struct Core {
owner_chat: i64,
max_delay: u16,
pub tg: Bot,
pub me: User,
pub db: Db,
sources: Arc<Mutex<HashSet<Arc<i32>>>>,
http_client: reqwest::Client,
}
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let core = Core {
tg,
me,
owner_chat,
db: Db::new(&settings.get_string("pg")?)?,
sources: Arc::new(Mutex::new(HashSet::new())),
http_client,
};
let mut clone = core.clone();
task::spawn(async move {
loop {
let delay = match &clone.autofetch().await {
Err(err) => {
if let Err(err) = clone.send(format!("🛑 {err:?}"), None, None).await {
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let core = Core {
tg,
me,
owner_chat,
db: Db::new(&settings.get_string("pg")?)?,
sources: Arc::new(Mutex::new(HashSet::new())),
http_client,
max_delay: 60,
};
let mut clone = core.clone();
task::spawn(async move {
loop {
let delay = match &clone.autofetch().await {
Err(err) => {
if let Err(err) = clone.send(format!("🛑 {err:?}"), None, None).await {
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let chars: Vec<u16> = text.encode_utf16().collect();
for entity in entities {
if entity.type_field == MessageEntityType::BotCommand && entity.offset != 0 {
bail!("commands should be at message start");
};
let cmd = String::from_utf16_lossy(&chars[entity.offset as usize..entity.length as usize]);
let words: Vec<&str> = text.split_whitespace().collect();
match cmd.as_ref() {
"/check" | "/clean" | "/enable" | "/delete" | "/disable" => { command::command(self, msg.chat.id, words).await? },
"/start" => { command::start(self, msg.chat.id).await?; },
"/list" => { command::list(self, msg.chat.id).await?; },
"/add" | "/update" => { command::update(self, msg.chat.id, words).await?; },
any => {
self.send(format!("\\#error\n```\nUnknown command: {any}\n```"),
Some(msg.chat.id),
Some(ParseMode::MarkdownV2)
).await?;
},
};
};
};
};
};
}
}
}
pub async fn send <S>(&self, msg: S, target: Option<i64>, mode: Option<ParseMode>) -> Result<()>
where S: Into<String> {
let msg = msg.into();
let mode = mode.unwrap_or(ParseMode::Html);
let target = target.unwrap_or(self.owner_chat);
let send = SendMessageParams::builder()
.chat_id(target)
.text(msg)
.parse_mode(mode)
.build();
self.tg.send_message(&send).await?;
Ok(())
}
pub async fn check (&mut self, id: &i32, owner: i64, real: bool) -> Result<String> {
let mut posted: i32 = 0;
let mut conn = self.db.begin().await?;
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let chars: Vec<u16> = text.encode_utf16().collect();
for entity in entities {
if entity.type_field == MessageEntityType::BotCommand && entity.offset != 0 {
bail!("commands should be at message start");
};
let cmd = String::from_utf16_lossy(&chars[entity.offset as usize..entity.length as usize]);
let words: Vec<&str> = text.split_whitespace().collect();
let res = match cmd.as_ref() {
"/check" | "/clean" | "/enable" | "/delete" | "/disable" => command::command(self, msg.chat.id, words).await,
"/start" => command::start(self, msg.chat.id).await,
"/list" => command::list(self, msg.chat.id).await,
"/add" | "/update" => command::update(self, msg.chat.id, words).await,
any => Err(anyhow!("Unknown command: {any}")),
};
if let Err(err) = res {
if let Err(err2) = self.send(format!("\\#error\n```\n{err:?}\n```"),
Some(msg.chat.id),
Some(ParseMode::MarkdownV2)
).await{
dbg!(err2);
};
}
};
};
};
};
}
}
}
pub async fn send <S>(&self, msg: S, target: Option<i64>, mode: Option<ParseMode>) -> Result<()>
where S: Into<String> {
let msg = msg.into();
let mode = mode.unwrap_or(ParseMode::Html);
let target = target.unwrap_or(self.owner_chat);
let send = SendMessageParams::builder()
.chat_id(target)
.text(msg)
.parse_mode(mode)
.build();
loop {
match self.tg.send_message(&send).await {
Ok(_) => break,
Err(err) => match err {
FrankError::Api(ref resp) => {
if resp.error_code == 429 {
let mut my_delay = self.max_delay;
if let Some(params) = resp.parameters {
if let Some(delay) = params.retry_after {
if delay < my_delay {
my_delay = delay;
}
}
}
task::sleep(std::time::Duration::from_secs(my_delay.into())).await;
} else {
return Err(err.into());
}
},
_ => return Err(err.into()),
},
}
}
Ok(())
}
pub async fn check (&mut self, id: &i32, owner: i64, real: bool) -> Result<String> {
let mut posted: i32 = 0;
let mut conn = self.db.begin().await?;
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